diff --git a/CHANGELOG.md b/CHANGELOG.md
index 695dd72..08ceae5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@
   * `Klock`: `2.7.0`
 * Deprecate `do*Local` due to their redundancy (use `do*` instead)
 * Add support of milliseconds as optional parameter after month (fix of [#31](https://github.com/InsanusMokrassar/krontab/issues/31))
+* Add support of filters for `Flow`s with `DateTime` (fix of [#30](https://github.com/InsanusMokrassar/krontab/issues/30))
 
 ## 0.7.1
 
diff --git a/src/commonMain/kotlin/dev/inmo/krontab/utils/flows/Filters.kt b/src/commonMain/kotlin/dev/inmo/krontab/utils/flows/Filters.kt
new file mode 100644
index 0000000..1e6b91e
--- /dev/null
+++ b/src/commonMain/kotlin/dev/inmo/krontab/utils/flows/Filters.kt
@@ -0,0 +1,34 @@
+package dev.inmo.krontab.utils.flows
+
+import com.soywiz.klock.*
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.filter
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterSeconds(vararg seconds: Int) = filter { it.seconds in seconds }
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterMinutes(vararg minutes: Int) = filter { it.minutes in minutes }
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterHours(vararg hours: Int) = filter { it.hours in hours }
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterDaysOfMonths(vararg daysOfMonths: Int) = filter { it.dayOfMonth in daysOfMonths }
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterMonths(vararg months: Month) = filter { it.month in months }
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterMonths0(vararg months: Int) = filter { it.month0 in months }
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterMonths1(vararg months: Int) = filter { it.month1 in months }
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterYears(year: Year) = filter { it.year == year }
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterYears(vararg years: Int) = filter { it.yearInt in years }
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterWeekDays(vararg weekDays: DayOfWeek) = filter { it.dayOfWeek in weekDays }
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.filterWeekDays(vararg weekDays: Int) = filter { it.dayOfWeekInt in weekDays }
diff --git a/src/commonMain/kotlin/dev/inmo/krontab/utils/flows/When.kt b/src/commonMain/kotlin/dev/inmo/krontab/utils/flows/When.kt
new file mode 100644
index 0000000..8fa156d
--- /dev/null
+++ b/src/commonMain/kotlin/dev/inmo/krontab/utils/flows/When.kt
@@ -0,0 +1,25 @@
+package dev.inmo.krontab.utils.flows
+
+import com.soywiz.klock.*
+import kotlinx.coroutines.flow.Flow
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.onlyStartsOfMinutes() = filterSeconds(0)
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.onlyStartsOfHours() = filterMinutes(0).onlyStartsOfMinutes()
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.onlyStartsOfDays() = filterHours(0).onlyStartsOfHours()
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.onlyStartsOfMondays() = filterWeekDays(DayOfWeek.Monday).onlyStartsOfDays()
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.onlyStartsOfSundays() = filterWeekDays(DayOfWeek.Sunday).onlyStartsOfDays()
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.onlyStartsOfMonths() = filterDaysOfMonths(1).onlyStartsOfDays()
+
+@Suppress("NOTHING_TO_INLINE")
+inline fun Flow<DateTime>.onlyStartsOfYears() = filterMonths(Month.January).onlyStartsOfMonths()